Function BenchmarkIterator_Prev

iterator_bench_test.go:118–149

BenchmarkIterator_Prev tests reverse iteration performance

(b *testing.B)

// BenchmarkIterator_Prev tests reverse iteration performance
func BenchmarkIterator_Prev(b *testing.B) {
	sizes := []int{100, 1000, 10000}

	for _, size := range sizes {
		b.Run(fmt.Sprintf("Size_%d", size), func(b *testing.B) {
			db, bucket := setupIteratorBenchmark(b, size)
			defer func() { _ = db.Close() }()

			b.ResetTimer()
			b.ReportAllocs()

			for i := 0; i < b.N; i++ {
				err := db.View(func(tx *Tx) error {
					iterator := NewIterator(tx, bucket, IteratorOptions{Reverse: true})
					defer iterator.Release()

					count := 0
					for iterator.Valid() {
						count++
						if !iterator.Next() {
							break
						}
					}
					return nil
				})
				if err != nil {
					b.Fatalf("View failed: %v", err)
				}
			}
		})
	}
}

// BenchmarkIterator_KeyAccess tests key access performance
func BenchmarkIterator_KeyAccess(b *testing.B) {